Patents by Inventor Merl A. Williams

Merl A. Williams has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of preparing animal food pellets
    Patent number: 4001452
    Abstract: A method of preparing animal food pellets wherein cooked mash under atmospheric pressure is forced through a die wherein the mash has been cooked under superatmospheric pressure.
    Type: Grant
    Filed: September 10, 1975
    Date of Patent: January 4, 1977
    Assignee: Central Soya Company, Inc.
    Inventor: Merl A. Williams